/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package com.ddd.servlet;

import com.ddd.entity.News;
import com.ddd.service.NewsService;
import java.io.IOException;
import java.net.URLEncoder;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class doNews extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");

        String mode = request.getParameter("mode");

        String id = request.getParameter("id");
        String msg = request.getParameter("news");
        String cid = request.getParameter("cid");
        String ctime = request.getParameter("ctime");
        String uid = request.getParameter("uid");
        String utime = request.getParameter("utime");

        System.out.println(id);
        System.out.println(msg);
        System.out.println(cid);
        System.out.println(ctime);
        System.out.println(uid);
        System.out.println(utime);

        News news = new News();
        news.setId(id);
        news.setNews(msg);
        news.setCid(cid);
        news.setCtime(ctime);
        news.setUid(uid);
        news.setUtime(utime);

        NewsService service = new NewsService(request);
        if (mode.equals("add")) {
            service.save(news);
            String message = URLEncoder.encode("新增成功！", "UTF-8");
            response.sendRedirect("BE/news.jsp?&message=" + message);
        } else if (mode.equals("update")) {
            service.update(news);
            String message = URLEncoder.encode("更新成功！", "UTF-8");
            response.sendRedirect("BE/news.jsp?message=" + message);
        } else if (mode.equals("delete")) {
            News target = service.load(id);
            service.delete(target);
            String message = URLEncoder.encode("刪除成功！", "UTF-8");
            response.sendRedirect("BE/news.jsp?message=" + message);
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
